1
other
Published in 1923
Repository Repositorio Universidad de Cuenca
2
other
Published in 1883
Repository Repositorio Biblioteca Digital CCE
3
other
Published in 1883
Repository Repositorio Facultad Latinoamericana de Ciencias Sociales
4
other
Published in 1903
Repository Repositorio Facultad Latinoamericana de Ciencias Sociales
5
book
Published in 1903
Repository Repositorio Biblioteca Digital CCE
6
article
Published in 2009
Repository Repositorio Escuela Superior Politécnica del Litoral